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Daca triunghiul ABC ~ triunghiul DEF , AB = 18cm,DE=12cm ,DF= 10 cm, EF=16, calculati lungimile segmentelor [AC] si [BC].
Multumesc anticipat !!!


Răspuns :

AB/DE=BC/EF=AC/DF
AB/DE=BC/EF
18/12=BC/16
12BC=18*16=288
BC=288/12=24
AC/DF=AB/DE
AC/10=18/12
12*AC=10*18=180
AC=180/12=15